Patenting Clean Tech: Trends, Issues And Strategies

Law360, New York (February 5, 2010, 11:48 AM EST) -- With the renewed global focus on the environment and on developing clean technologies, patenting of clean technologies has become more prolific.

Cleantech Patent Trends

According to a quarterly cleantech patent tracking service started in 2002 — The Clean Energy Patent Growth Index (CEPGI),[1] which tracks patents issued for solar, wind, electric/hybrid vehicle, hydroelectric, tidal/wave, geothermal, biomass/biofuels and other renewable energy technologies — the number of cleantech patents granted in the United States rose from about 750 in 2002 to about 925 in 2008.

Another study (Miller...
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